Respuesta :

45 and 24, because you need to multiply the length and width by the scale factor, 3. 15 x 3 =45, and 8 x 3=24
KiraRayne

Answer:

A'B' = 45

B'D' = 24

Step-by-step explanation:

Length x Scale Factor (15 x 3 = 45)

Width x Scale Factor (8 x 3 = 24)

Hope this Helps! :)